为了帮助考生们复习好《思科认证：CCNA认证学科》，我们考吧网整理了一些关于思科认证：CCNA认证模拟试题，本次汇编的模拟试题希望对你的考试有所帮助，预祝你考试顺利

1What is the cause of jitter?

A. Variable queue delays

B. Packet drops

C. Transmitting too many small packets

D. Compression

2What is the term associated with synchronizing the routing tables after atopology change occurs?

A. flooding

B. broadcasting

C. convergence

D. summarization

3Which of the following must be determined first by the router in order tooute the data?

A. the distance metric of the data

B. the source address of the data

C. which routing protocol is used by the data

D. whether the protocol suite of the data is active

4Which protocols can NetBIOS bind to? (Select all that are applicable.) (NETBIOS可以绑定在哪个协议上，选择所有可能的协议)?

A. Appletalk

B. IPX

C. IP

D. NetBEUI

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